William Koff, MD
NPI 1912922568 · Psychiatry Physician · Wilmington, NC
William Koff, MD is a Psychiatry Physician provider in Wilmington, NC (NPI 1912922568).
Provider details
- NPI number
- 1912922568
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 28245 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-13
- Last updated
- 2008-03-12
Frequently asked questions
- What is William Koff's NPI number?
- William Koff's National Provider Identifier (NPI) is 1912922568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Koff's specialty?
- William Koff is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Koff located?
- William Koff's practice location on file with NPPES is 5010 Randall Pkwy, Wilmington, NC 28403-2829.
- What is William Koff's phone number?
- The practice phone number listed in the NPPES registry for William Koff is (910) 791-5719.
- Is William Koff's NPI active?
- Yes — William Koff's NPI (1912922568) is active in the NPPES registry as of the last update on 2008-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.